package top.kaoshanji.p2ch22b;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * 代码清单-p2ch22b-575页a：修饰类，表示类型是单例
 * author kaoshanji
 * ^_^
 * create time 2025/3/1 18:00
 */
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
public @interface SimpleSingleton { }
